Something as simple as going for a brisk stroll could play an important role in fighting depression, according to researchers in Scotland.

Vigorous exercise has already been shown to alleviate symptoms of depression, but the effect of less strenuous activities was unclear.

A study in the journal Mental Health and Physical Activity showed walking had a "large effect" on depression.

"Walking was an effective intervention for depression" and had an effect similar to other more vigorous forms of exercise.

(READ the story from the BBC)